Middlesex County and Belmont Town property record for 41 Unity Ave, Belmont, MA 02478
| Property Type | Duplex |
|---|---|
| Details | 5 bd · 3.5 ba · 2,480 sqft · built 1901 |
| Lot Size | 0.141 acres (6,131 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $1,225,000 (May 2021) |
| Tax Bill | $12,802 (2025) |
| Deeds & Mortgages | May 2021 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | BELM M:01 P:000126 S |
| Primary APN | BELM M:01 P:000126 S |
|---|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 12 Rooms |
| Units | 2 Units |
| Stories | 2 Stories |
| Building Area | 2,480 sqft Living Area |
| Gross Area | 3,756 sqft |
| 1st Floor Area | 936 sqft |
| Basement Area | 1,266 sqft |
| Unfinished Basement | 1,266 sqft |
| Year Built | Built 1901 |
|---|---|
| Effective Year Built | Effective 1901 |
| Architectural Style | Other |
| Exterior Material | Wood Siding |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 6,131 sqft (0.141 acres) |
| Garage Type | Basement |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Gas |
| Street Address | 41 UNITY AVE |
|---|---|
| City | BELMONT |
| State | MA |
| Zip | 02478-3671 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | R |
| Jurisdiction | BELMONT MA |
| Township / Civil Division | BELMONT |
| Census Block Group | 2 |
| Census Block | 2004 |
| Census Tract | 357300 |
Source: Middlesex County and Belmont Town records, as of October 20, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Company Names on Record |
|---|---|
| Mailing Address | 41 UNITY AVE, BELMONT, MA 02478-3671 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust, Family Trust |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | May 21, 2021 · Amount on Record |
| Deed Sale | May 21, 2021 · Amount on Record |
| Prior Sale | Aug 23, 1996 · Amount on Record |
| Deed Document Number | 2021116082 |
| Last Transfer Date | May 3, 2024 |
| Transfer Doc | 0082746-27 |
| Record Updated | Oct 29, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | BELMONT MA |
| Recording Date | May 21, 2021 |
| Property Address | 41 UNITY AVE, BELMONT, MA 02478-3671 |
| Document Number | 77833-145 |
| Book / Page | 77833 / 145 |
| Instrument Date | May 21, 2021 |
| Instrument | 116082 |
| Transaction Type | Transfer |
| Record Updated | Jun 4, 2021 |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Tenants by the Entirety |
| Address | 41 UNITY AVE, BELMONT, MA 02478-3671 |
| Investor | Possibly a Property Investor |
| Document Number | 116083 |
|---|---|
| Date | May 21, 2021 |
| Instrument | 116083 |
| Name | CAMBRIDGE SAVINGS BANK |
|---|---|
| Type | Bank |
| Type | Stand-Alone First Mortgage |
|---|---|
| Amount | Amount Recorded |
Source: Middlesex County and Belmont Town assessment roll, as of April 14, 2026
| Type | Name |
|---|---|
| State | Massachusetts |
| County | Middlesex County |
| County Subdivision | Belmont Town |
| Unified School District | Belmont School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $12,802.00 (-3.88%) | $1,124,000 (-5.15%) Land $776,000 Building $348,000 | $1,235,217 |
| 2023 | $13,319.00 | $1,185,000 Land $1,004,000 Building $181,000 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
Source: FEMA National Flood Hazard Layer, effective September 10, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 1 in force |
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | BELMONT WATER DEPT. (MWRA) serves 27,442 people · EPA ID MA3026000 |
|---|---|
| Water Source | Purchased surface water from MWRA |
| Last State Inspection | Jul 2023 |
| Lead | 2 ppb (2025) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 1 last 3 years |
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.
Source: FCC Broadband Data Collection, based on 1,030 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Verizon Fiber · Fixed Wireless in parts of the area | 2,300 / 2,300 |
| Xfinity Cable | 2,000 / 2,000 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Astound Broadband, AT&T, Starry.
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